[systemd-devel] Start and stop actions of device units

Kay Sievers kay at vrfy.org
Sat Apr 13 05:10:21 PDT 2013


On Sat, Apr 13, 2013 at 12:11 PM, Léo Gillot-Lamure
<leo.gillot at navaati.net> wrote:
> Hi.
> Would it be possible to bind something to the start and stop actions of
> a device unit ?
> I've got a device (a hard drive) that I can programmatically plug/unplug
> using commands such as "echo '0 0 0' > /sys/class/scsi_host/host1/
> scan"
> and "echo 1
>>
>> /sys/devices/pci0000:00/0000:00:1f.2/ata2/host1/target1:0:0/1:0:0:0/delete".
>> The goal is reducing noise.
> It would be nice to bind these commands in the device unit itself so
> that other units needing it can start it by themselves, etc.

Sounds like a job for udev rules, not systemd?

Kay


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